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October 2026 CVE archive

Records last modified in NIST NVD between Oct 1 and Oct 29, 2026 (UTC). Data imported from the NVD CVE API 2.0 and the CISA KEV catalog; each record shows its own source and verification time. The modified view only includes records that were CRITICAL or CISA-KEV-listed when imported — it is not a complete list of every modification.

Published in October 2026Materially updated (Critical / KEV)
Total records
22,229
Critical
3,102
High
7,094
Medium
6,630
Low
674
Severity not reported
4,729
In CISA KEV
188

Most affected vendors (by CPE data where available): microsoft (1176), google (780), ibm (323), mozilla (182), oracle (154), adobe (137), linux (126), apache (116), broadcom (113), fabian (98)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-96220
Improper control of generation of code ('code injection') in Windows Assigned Ac...
high 7.8 —Microsoft / windows 10 1809 2026-10-132026-10-16
CVE-2026-96223
Use after free in Windows Hyper-V allows an authorized attacker to elevate privi...
high 7.8 —Microsoft / windows 11 24h2 2026-10-132026-10-16
CVE-2026-96931
Untrusted pointer dereference in Windows NTFS allows an authorized attacker to e...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96932
Concurrent execution using shared resource with improper synchronization ('race...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96933
Untrusted pointer dereference in Windows COM+ Event System Service allows an aut...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96323
Use after free in Windows Update allows an authorized attacker to elevate privil...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96324
Use after free in Microsoft Windows Search Component allows an authorized attack...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96325
Missing reference to active allocated resource in Windows SMB Server allows an u...
high 7.5 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96317
Use after free in Windows Kernel allows an authorized attacker to elevate privil...
high 7.8 —Microsoft / windows 10 1809 2026-10-132026-10-16
CVE-2026-96318
Heap-based buffer overflow in Windows Resume allows an authorized attacker to el...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96319
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96322
Use after free in Windows Remote Desktop Protocol allows an authorized attacker...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96312
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to el...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96313
Missing authentication for critical function in Windows Push Notifications allow...
high 7.0 —Microsoft / windows 10 1809 2026-10-132026-10-16
CVE-2026-96306
Out-of-bounds read in Windows Sysmain Service allows an authorized attacker to e...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96307
Use after free in Windows Installer allows an authorized attacker to elevate pri...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96308
Use after free in Windows Installer allows an authorized attacker to elevate pri...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96309
Use after free in Windows Subsystem for Linux allows an authorized attacker to e...
high 7.8 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96310
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96254
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96301
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96302
Use after free in Windows Installer allows an authorized attacker to elevate pri...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96304
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96305
Use after free in Windows Installer allows an authorized attacker to elevate pri...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96245
Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an...
high 7.5 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96250
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96253
Use after free in Windows USB Print Driver allows an authorized attacker to elev...
high 7.0 —Microsoft / windows 10 21h2 2026-10-132026-10-16
CVE-2026-96186
Deserialization of untrusted data in Microsoft Windows Media Foundation allows a...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-96216
Use after free in Windows Kernel allows an authorized attacker to elevate privil...
high 7.0 —Microsoft / windows 10 1809 2026-10-132026-10-16
CVE-2026-96217
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elev...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88114
Untrusted pointer dereference in DNS Server allows an unauthorized attacker to e...
high 8.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88116
Untrusted pointer dereference in DNS Server allows an unauthorized attacker to e...
high 8.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88105
Use after free in Windows Broadcast DVR User Service allows an authorized attack...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88112
Untrusted pointer dereference in DNS Server allows an unauthorized attacker to e...
high 8.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88096
Concurrent execution using shared resource with improper synchronization ('race...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88098
Untrusted pointer dereference in Windows Security Support Provider Interface all...
high 7.0 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88103
Use after free in Windows Broadcast DVR User Service allows an authorized attack...
high 7.0 —Microsoft / windows 10 1809 2026-10-132026-10-16
CVE-2026-88091
Deserialization of untrusted data in Windows Management Instrumentation allows a...
high 7.8 —Microsoft / windows 10 1607 2026-10-132026-10-16
CVE-2026-88093
Heap-based buffer overflow in Desktop Window Manager allows an authorized attack...
high 7.8 —Microsoft / windows 10 1809 2026-10-132026-10-16
CVE-2026-88072
Improper access control in Windows Host Guardian Service allows an authorized at...
high 7.8 —Microsoft / windows 10 1809 2026-10-132026-10-16

Sources: NIST NVD (CVE API 2.0) and the CISA KEV catalog. Severity is as stated by the source; missing values are shown as “not reported”, never estimated.